toggle collapse when clicking on collapse state text

public/app/features/dashboard/panel_editor/QueryEditorRow.tsx

@@ -205,7 +205,7 @@ export class QueryEditorRow extends PureComponent<Props, State> {
             {inMixedMode && <em className="query-editor-row__context-info"> ({datasourceName})</em>}
             {isDisabled && <em className="query-editor-row__context-info"> Disabled</em>}
           </div>
-          <div className="query-editor-row__collapsed-text">
+          <div className="query-editor-row__collapsed-text" onClick={this.onToggleEditMode}>
             {isCollapsed && <div>{this.renderCollapsedText()}</div>}
           </div>
           <div className="query-editor-row__actions">